<?php

namespace app\admin\controller;

//use app\admin\model\CourseClass;
use think\Db;
use think\Request;
use app\admin\model\Video as VideoModel;


class VideoController extends BaseController{
    //列表
    public function lst(){
        $map = [];
        $params=$this->request->param();
        if(!empty($params['video_name']) )
        {
            $map['video_name']=array('like','%'.$params['video_name'].'%');
        }else{
            $map=[];
        }
        $data = VideoModel::where('delete_time',null)
            ->where('status',1)
            ->where('video','neq',0)
            ->where('pic','neq',0)
            ->order('orders desc')
            ->where($map)
            ->paginate(5);
        $this->assign([
            'data'=>$data,
        ]);
        return $this->fetch('video/lst');
    }

    //添加
    public function add(){
        if(request()->isGet()){
//            $model = new CourseClass();
//            $res = $model -> cateTree();
//            $this->assign('info',$res);
            return $this->fetch('video/add');
        }
        if($this->request->isPost()){
            $request = Request::instance();
            $params = $this->request->param();
            $controller = strtolower($request->controller());//生成控制器名字文件夹
            if(request()->file('pic')){
                $picInfo = uploadOne($controller,'thumb','pic',150,150);
                $params['pic'] = $picInfo['pic'];
                $params['sm_pic'] = $picInfo['thumb_pic'];
            }
            if(empty($params['video'])){
                $this->error('亲,视频没有上传呦!');
            }
            if(empty($params['pic'])){
                $this->error('亲,图片还未上传!');
            }
            $model = new VideoModel();
            if($model->validate(true)->allowField(true)->save($params)){
                $this->success('添加成功',url('admin/video/lst'),'',1);
            }else{
                $this->error($model->getError() );
            }
        }
        return '非法操作';
    }

    //修改
    public function edit(){
        if($this->request->isGet()) {
//            $model = new CourseClass();
//            $res = $model -> cateTree();
//            $this->assign('info',$res);
            $params = $this->request->param();
            $this->assign('data',VideoModel::find($params['id']));
            return $this->fetch('video/edit');
        }
        if($this->request->isPost()){
            $request = Request::instance();
            $params = $this->request->param();
            //var_dump($params['video']);die;
            $controller = strtolower($request->controller());//生成控制器名字文件夹
            if(request()->file('pic')){
                $picInfo = uploadOne($controller,'thumb','pic',150,150);
                $params['pic'] = $picInfo['pic'];
                $params['sm_pic'] = $picInfo['thumb_pic'];
//                if (is_file($oldData->getData('pic'))) {
//                    @unlink($oldData->getData('pic'));
//                }
//                if (is_file($oldData->getData('sm_pic'))) {
//                    @unlink($oldData->getData('sm_pic'));
//                }
            }
            if(!empty($params['video']) || $this->request->file('pic')){
                $oldData = VideoModel::find($params['id']);
            }
            if(!empty($params['video'])){
                if(is_file($oldData->getData('video'))){
                    @unlink($oldData->getData('video'));
                }
            }
            if (is_file($oldData->getData('pic'))) {
                @unlink($oldData->getData('pic'));
            }
            if (is_file($oldData->getData('sm_pic'))) {
                @unlink($oldData->getData('sm_pic'));
            }
            $model = new VideoModel();
            if($model ->validate(true)->allowField(true)->isUpdate(true)->save($params)){
                $this->success('修改成功!',url('admin/video/lst'),'',1);
            }else{
                $this->error($model->getError() );
            }
        }
        $this->error('非法操作!');
    }

    public function del()
    {
        $id = $this->request->param('id');
        $info = VideoModel::where(['id'=>$id])->find();
        @unlink($info['pic']);
        @unlink($info['sm_pic']);
        @unlink($info['video']);
        if(VideoModel::where(['id'=>$id])->delete()){
            $this->success('删除成功!',url('admin/video/lst'),'',1);
        }else{
            $this->error('删除失败!');
        }
    }


    //接收视频上传,并返回图片路径
    public function upload()
    {
        header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
        header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
        header("Cache-Control: no-store, no-cache, must-revalidate");
        header("Cache-Control: post-check=0, pre-check=0", false);
        header("Pragma: no-cache");

        // Support CORS
        // header("Access-Control-Allow-Origin: *");
        // other CORS headers if any...
        if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') {
            exit; // finish preflight CORS requests here
        }

        if ( !empty($_REQUEST[ 'debug' ]) ) {
            $random = rand(0, intval($_REQUEST[ 'debug' ]) );
            if ( $random === 0 ) {
                header("HTTP/1.0 500 Internal Server Error");
                exit;
            }
        }

        // header("HTTP/1.0 500 Internal Server Error");
        // exit;

        // 5 minutes execution time
        @set_time_limit(5 * 60);

        // Uncomment this one to fake upload time
        // usleep(5000);

        // Settings
        // $targetDir = ini_get("upload_tmp_dir") . DIRECTORY_SEPARATOR . "plupload";
        $targetDir = 'upload_tmp';
        $uploadDir = 'upload/video';

        $cleanupTargetDir = true; // Remove old files
        $maxFileAge = 5 * 3600; // Temp file age in seconds


        // Create target dir
        if (!file_exists($targetDir)) {
            @mkdir($targetDir);
        }

        // Create target dir
        if (!file_exists($uploadDir)) {
            @mkdir($uploadDir);
        }

        // Get a file name
        if (isset($_REQUEST["name"])) {
            $fileName = $_REQUEST["name"];
        } elseif (!empty($_FILES)) {
            $fileName = $_FILES["file"]["name"];
        } else {
            $fileName = uniqid("file_");
        }

        $file_path = $uploadDir.'/'.$fileName;
//
//        $arr = explode('.',$fileName);
//        $fileName = md5($arr[0].time());
//        $fileName = $fileName.'.'.$arr[1];


        $filePath = $targetDir . DIRECTORY_SEPARATOR . $fileName;
        $uploadPath = $uploadDir . DIRECTORY_SEPARATOR . $fileName;

        // Chunking might be enabled
        $chunk = isset($_REQUEST["chunk"]) ? intval($_REQUEST["chunk"]) : 0;
        $chunks = isset($_REQUEST["chunks"]) ? intval($_REQUEST["chunks"]) : 1;


        // Remove old temp files
        if ($cleanupTargetDir) {
            if (!is_dir($targetDir) || !$dir = opendir($targetDir)) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 100, "message": "Failed to open temp directory."}, "id" : "id"}');
            }

            while (($file = readdir($dir)) !== false) {
                $tmpfilePath = $targetDir . DIRECTORY_SEPARATOR . $file;

                // If temp file is current file proceed to the next
                if ($tmpfilePath == "{$filePath}_{$chunk}.part" || $tmpfilePath == "{$filePath}_{$chunk}.parttmp") {
                    continue;
                }

                // Remove temp file if it is older than the max age and is not the current file
                if (preg_match('/\.(part|parttmp)$/', $file) && (@filemtime($tmpfilePath) < time() - $maxFileAge)) {
                    @unlink($tmpfilePath);
                }
            }
            closedir($dir);
        }


        // Open temp file
        if (!$out = @fopen("{$filePath}_{$chunk}.parttmp", "wb")) {
            die('{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}');
        }

        if (!empty($_FILES)) {
            if ($_FILES["file"]["error"] || !is_uploaded_file($_FILES["file"]["tmp_name"])) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 103, "message": "Failed to move uploaded file."}, "id" : "id"}');
            }

            // Read binary input stream and append it to temp file
            if (!$in = @fopen($_FILES["file"]["tmp_name"], "rb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}');
            }
        } else {
            if (!$in = @fopen("php://input", "rb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}');
            }
        }

        while ($buff = fread($in, 4096)) {
            fwrite($out, $buff);
        }

        @fclose($out);
        @fclose($in);

        rename("{$filePath}_{$chunk}.parttmp", "{$filePath}_{$chunk}.part");

        $index = 0;
        $done = true;
        for( $index = 0; $index < $chunks; $index++ ) {
            if ( !file_exists("{$filePath}_{$index}.part") ) {
                $done = false;
                break;
            }
        }
        if ( $done ) {
            if (!$out = @fopen($uploadPath, "wb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}');
            }

            if ( flock($out, LOCK_EX) ) {
                for( $index = 0; $index < $chunks; $index++ ) {
                    if (!$in = @fopen("{$filePath}_{$index}.part", "rb")) {
                        break;
                    }

                    while ($buff = fread($in, 4096)) {
                        fwrite($out, $buff);
                    }

                    @fclose($in);
                    @unlink("{$filePath}_{$index}.part");
                }

                flock($out, LOCK_UN);
            }
            @fclose($out);
        }

        // Return Success JSON-RPC response
        die('{"jsonrpc" : "2.0", "result" : null, "id" : "id", "filePath" : "'.$file_path.'"}');
    }
}